Exhibit 21

Principal Subsidiaries of Hewlett Packard Enterprise Company

The registrant's principal subsidiaries and affiliates as of October 31, 2017 are included in the list below.

ARGENTINA

-Hewlett-Packard Argentina S.R.L.

AUSTRALIA

-Hewlett-Packard Australia Pty Ltd

-HP Enterprise Services Australia Pty Ltd

-HP Financial Services (Australia) Pty Limited

AUSTRIA

-Hewlett-Packard Gesellschaft mbH

BELGIUM

-Hewlett-Packard Belgium SPRL/BVBA

BRAZIL

-HP Financial Services Arrendamento Mercantil S.A.

-Hewlett-Packard Brasil Ltda.

BULGARIA

-Hewlett-Packard Bulgaria EOOD

CANADA

-Hewlett-Packard Financial Services Canada Company

-Hewlett Packard Enterprise Canada Co. Hewlett Packard Enterprise Canada Cie

CAYMAN ISLANDS

-Hewlett-Packard Marigalante Ltd.

-Sapphire Holding Co

- H3C Holdings Limited

- Hewlett-Packard G1 SPV (Cayman) Company

-Aruba Networks International Cayman

CHILE

-Hewlett-Packard Chile Comercial Limitada

-HP Financial Services (Chile) Limitada

CHINA

-Hangzhou H3C Technologies Co., Ltd

-Hewlett Packard Enterprise (China) Co., Ltd.

-Shanghai Hewlett-Packard Co. Ltd.

-Unis Huashan Technologies Co., Limited

-Hewlett-Packard Leasing Limited

COLOMBIA

-Hewlett Packard Colombia Ltda.

CROATIA

-Hewlett-Packard d.o.o.

CYPRUS

-Hewlett-Packard Cyprus Ltd

CZECH REPUBLIC

-Hewlett-Packard s.r.o.

DENMARK

-Hewlett-Packard ApS

ECUADOR

-Hewlett-Packard Ecuador Cia. Ltda.

EGYPT

-Hewlett-Packard Egypt Ltd.

ENGLAND & WALES

-Nimble Storage UK Limited

-Hewlett-Packard Limited

FINLAND

-Hewlett-Packard OY

FRANCE

-Hewlett-Packard France SAS

GERMANY

-Hewlett-Packard GmbH

GHANA

-Hewlett-Packard Ghana Limited

GREECE

-Hewlett-Packard Hellas EPE

GUATEMALA

-Hewlett-Packard Guatemala, Limitada

HONG KONG

-Hewlett-Packard HK SAR Ltd.

INDIA

-Hewlett Packard Enterprise India Private Limited

-Hewlett-Packard Financial Services (India) Private Limited

-Hewlett Packard Enterprise GlobalSoft Private Limited

IRELAND

-Hewlett-Packard International Bank Public Limited Company

- Aruba Networks International Limited

-Hewlett Packard Enterprise Ireland Limited

ISRAEL

-Hewlett-Packard (Israel) Ltd.

-Nimble Storage Israel Ltd

ITALY

-Hewlett-Packard Italiana S.r.l.

-HPFS Rental S.R.L.

JAPAN

-Hewlett-Packard Japan, Ltd.

-HP Financial Services (Japan) K.K.

-Nimble Storage Japan GK

KOREA, REPUBLIC OF

-Hewlett-Packard Korea Ltd.

-HP Financial Services Company (Korea)

LATVIA

-Hewlett-Packard SIA

LITHUANIA

-UAB ES Hague Lietuva

MACAU

-Hewlett-Packard Macau Limited

MALAYSIA

-Hewlett-Packard (M) Sdn. Bhd.

MEXICO

-Hewlett-Packard Mexico S. de R.L. de C.V.

-Hewlett-Packard Operations Mexico, S. de R.L. de C.V.

MOROCCO

-Hewlett-Packard SARL

MOZAMBIQUE

-Hewlett-Packard Moçambique, Limitada - Sociedada em Liquidação

MAURITIUS

-Compaq Computer (Mauritius)

NETHERLANDS

-Compaq Trademark B.V.

-Hewlett Packard Enterprise B.V.

-Hewlett-Packard Nederland B.V.

-Hewlett-Packard Caribe B.V.

NEW ZEALAND

-Hewlett-Packard New Zealand

NIGERIA

-Hewlett-Packard (Nigeria) Limited

NORWAY

-Hewlett-Packard Norge AS

PERU

-Hewlett-Packard Peru S.R.L.

PHILIPPINES

-Hewlett-Packard Philippines Corporation

POLAND

-Hewlett Packard Enterprise Polska sp. z o.o.

PORTUGAL

-Hewlett-Packard Portugal Lda.

PUERTO RICO

-Hewlett-Packard Technology Center, Inc.

RUSSIAN FEDERTION

-Limited Liability Company Hewlett Packard Enterprise

SCOTLAND

-Hewlett-Packard Manufacturing Ltd

SINGAPORE

-Hewlett-Packard Asia Pacific Pte. Ltd.

-Hewlett-Packard Singapore (Sales) Pte. Ltd.

SOUTH AFRICA

-Hewlett-Packard South Africa (Proprietary) Limited

SPAIN

-Hewlett-Packard Servicios España S.L.

SWEDEN

-Hewlett-Packard Sverige AB

SWITZERLAND

-Hewlett-Packard International Sàrl

-Hewlett-Packard (Schweiz) GmbH

TAIWAN

-Hewlett Packard Taiwan Ltd.

TANZANIA

-Hewlett-Packard (Tanzania) Limited

THAILAND

-Hewlett-Packard (Thailand) Limited

TURKEY

-Hewlett-Packard Teknoloji Çözümleri Limited ªirketi

UNITED ARAB EMIRATES

-Hewlett-Packard Middle East FZ-LLC

UNITED STATES

CALIFORNIA

DELAWARE

-3Com International, Inc.

-3PAR Inc.

-Aruba Networks, Inc.

-Cloud Technology Partners, Inc.

-EDS World Corporation (Far East) LLC

-Hewlett-Packard Bermuda Enterprises, LLC

-Hewlett-Packard Financial Services Company

-Hewlett-Packard Luxembourg Enterprises, LLC

-HP Financial Services International Holdings Company

-HPFS Global Holdings I, LLC

-HPFS Global Holdings II, LLC

-Nimble Storage, Inc.

NEW YORK

-EYP Mission Critical Facilities, Inc.

VENEZUELA

-Hewlett-Packard Venezuela, S.R.L.